88 lines
2.3 KiB
JavaScript
Executable file
88 lines
2.3 KiB
JavaScript
Executable file
/*
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
|
Author Tobias Koppers @sokra
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
const { WEBASSEMBLY_MODULE_TYPE_SYNC } = require("../ModuleTypeConstants");
|
|
const RuntimeGlobals = require("../RuntimeGlobals");
|
|
const WasmChunkLoadingRuntimeModule = require("../wasm-sync/WasmChunkLoadingRuntimeModule");
|
|
|
|
/** @typedef {import("../Chunk")} Chunk */
|
|
/** @typedef {import("../Compiler")} Compiler */
|
|
|
|
// TODO webpack 6 remove
|
|
|
|
const PLUGIN_NAME = "FetchCompileWasmPlugin";
|
|
|
|
/**
|
|
* @typedef {Object} FetchCompileWasmPluginOptions
|
|
* @property {boolean} [mangleImports] mangle imports
|
|
*/
|
|
|
|
class FetchCompileWasmPlugin {
|
|
/**
|
|
* @param {FetchCompileWasmPluginOptions} [options] options
|
|
*/
|
|
constructor(options = {}) {
|
|
this.options = options;
|
|
}
|
|
|
|
/**
|
|
* Apply the plugin
|
|
* @param {Compiler} compiler the compiler instance
|
|
* @returns {void}
|
|
*/
|
|
apply(compiler) {
|
|
compiler.hooks.thisCompilation.tap(PLUGIN_NAME, compilation => {
|
|
const globalWasmLoading = compilation.outputOptions.wasmLoading;
|
|
/**
|
|
* @param {Chunk} chunk chunk
|
|
* @returns {boolean} true, if wasm loading is enabled for the chunk
|
|
*/
|
|
const isEnabledForChunk = chunk => {
|
|
const options = chunk.getEntryOptions();
|
|
const wasmLoading =
|
|
options && options.wasmLoading !== undefined
|
|
? options.wasmLoading
|
|
: globalWasmLoading;
|
|
return wasmLoading === "fetch";
|
|
};
|
|
/**
|
|
* @param {string} path path to the wasm file
|
|
* @returns {string} code to load the wasm file
|
|
*/
|
|
const generateLoadBinaryCode = path =>
|
|
`fetch(${RuntimeGlobals.publicPath} + ${path})`;
|
|
|
|
compilation.hooks.runtimeRequirementInTree
|
|
.for(RuntimeGlobals.ensureChunkHandlers)
|
|
.tap(PLUGIN_NAME, (chunk, set) => {
|
|
if (!isEnabledForChunk(chunk)) return;
|
|
const chunkGraph = compilation.chunkGraph;
|
|
if (
|
|
!chunkGraph.hasModuleInGraph(
|
|
chunk,
|
|
m => m.type === WEBASSEMBLY_MODULE_TYPE_SYNC
|
|
)
|
|
) {
|
|
return;
|
|
}
|
|
set.add(RuntimeGlobals.moduleCache);
|
|
set.add(RuntimeGlobals.publicPath);
|
|
compilation.addRuntimeModule(
|
|
chunk,
|
|
new WasmChunkLoadingRuntimeModule({
|
|
generateLoadBinaryCode,
|
|
supportsStreaming: true,
|
|
mangleImports: this.options.mangleImports,
|
|
runtimeRequirements: set
|
|
})
|
|
);
|
|
});
|
|
});
|
|
}
|
|
}
|
|
|
|
module.exports = FetchCompileWasmPlugin;
|